On Linux/x86_64,
d3ff7420e941931d32ce2e332e7968fe67ba20af is the first bad commit
commit d3ff7420e941931d32ce2e332e7968fe67ba20af
Author: Andre Vieira <andre.simoesdiasvie...@arm.com>
Date: Thu Dec 2 14:34:15 2021 +0000
[vect] Re-analyze all modes for epilogues
caused
FAIL: gcc.dg/tree-ssa/gen-vect-26.c (internal compiler error: in operator[], at
vec.h:889)
FAIL: gcc.dg/tree-ssa/gen-vect-26.c scan-tree-dump-times vect "vectorized 1
loops" 1
FAIL: gcc.dg/tree-ssa/gen-vect-26.c (test for excess errors)
FAIL: gcc.dg/tree-ssa/gen-vect-28.c (internal compiler error: in operator[], at
vec.h:889)
FAIL: gcc.dg/tree-ssa/gen-vect-28.c scan-tree-dump-times vect "vectorized 1
loops" 1
FAIL: gcc.dg/tree-ssa/gen-vect-28.c (test for excess errors)
FAIL: gcc.dg/vect/slp-perm-9.c -flto -ffat-lto-objects scan-tree-dump-times
vect "vectorizing stmts using SLP" 1
FAIL: gcc.dg/vect/slp-perm-9.c scan-tree-dump-times vect "vectorizing stmts
using SLP" 1
FAIL: gcc.dg/vect/slp-reduc-11.c -flto -ffat-lto-objects scan-tree-dump vect
"vectorizing stmts using SLP"
FAIL: gcc.dg/vect/slp-reduc-11.c scan-tree-dump vect "vectorizing stmts using
SLP"
FAIL: gcc.dg/vect/vect-tail-nomask-1.c -flto -ffat-lto-objects
scan-tree-dump-times vect "LOOP EPILOGUE VECTORIZED \\(MODE=V16QI\\)" 2
FAIL: gcc.dg/vect/vect-tail-nomask-1.c scan-tree-dump-times vect "LOOP EPILOGUE
VECTORIZED \\(MODE=V16QI\\)" 2
FAIL: gcc.target/i386/avx512fp16-recip-1.c scan-assembler-not vdivph
FAIL: gcc.target/i386/pr61403.c scan-assembler rsqrtps
FAIL: gcc.target/i386/pr88531-1b.c scan-assembler-times vgatherdpd 4
FAIL: gcc.target/i386/pr88531-1b.c scan-assembler-times vgatherqpd 4
FAIL: gcc.target/i386/pr88531-1b.c scan-assembler-times vmulpd 4
FAIL: gcc.target/i386/pr88531-1c.c scan-assembler-times vgatherdpd 4
FAIL: gcc.target/i386/pr88531-1c.c scan-assembler-times vgatherqpd 4
FAIL: gcc.target/i386/pr88531-1c.c scan-assembler-times vmulpd 4
FAIL: gcc.target/i386/pr88531-2b.c scan-assembler-times vmulps 2
FAIL: gcc.target/i386/pr88531-2c.c scan-assembler-times vmulps 2
FAIL: gcc.target/i386/pr94494.c (internal compiler error: in operator[], at
vec.h:889)
FAIL: gcc.target/i386/pr94494.c (test for excess errors)
FAIL: gcc.target/i386/vect-reduc-1.c scan-assembler-times padd 5
FAIL: gcc.target/i386/vect-reduc-1.c scan-tree-dump vect "LOOP EPILOGUE
VECTORIZED"
FAIL: g++.dg/vect/pr92595.cc -std=c++14 (internal compiler error: in
operator[], at vec.h:889)
FAIL: g++.dg/vect/pr92595.cc -std=c++14 (test for excess errors)
FAIL: g++.dg/vect/pr92595.cc -std=c++17 (internal compiler error: in
operator[], at vec.h:889)
FAIL: g++.dg/vect/pr92595.cc -std=c++17 (test for excess errors)
FAIL: g++.dg/vect/pr92595.cc -std=c++2a (internal compiler error: in
operator[], at vec.h:889)
FAIL: g++.dg/vect/pr92595.cc -std=c++2a (test for excess errors)
with GCC configured with
../../gcc/configure
--prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-6420/usr
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl
--enable-libmpx x86_64-linux --disable-bootstrap
To reproduce:
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/gen-vect-26.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/gen-vect-26.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/gen-vect-28.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/gen-vect-28.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="vect.exp=gcc.dg/vect/slp-perm-9.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="vect.exp=gcc.dg/vect/slp-reduc-11.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="vect.exp=gcc.dg/vect/slp-reduc-11.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="vect.exp=gcc.dg/vect/vect-tail-nomask-1.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="vect.exp=gcc.dg/vect/vect-tail-nomask-1.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="vect.exp=gcc.dg/vect/vect-tail-nomask-1.c
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="vect.exp=gcc.dg/vect/vect-tail-nomask-1.c
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512fp16-recip-1.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/avx512fp16-recip-1.c
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr61403.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr61403.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-1b.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-1b.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-1b.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-1b.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-1c.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-1c.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-1c.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-1c.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-2b.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-2b.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-2b.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-2b.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-2c.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-2c.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-2c.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr88531-2c.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr94494.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr94494.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr94494.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr94494.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/vect-reduc-1.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/vect-reduc-1.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/vect-reduc-1.c
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/vect-reduc-1.c
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="vect.exp=g++.dg/vect/pr92595.cc --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="vect.exp=g++.dg/vect/pr92595.cc --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="vect.exp=g++.dg/vect/pr92595.cc --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="vect.exp=g++.dg/vect/pr92595.cc --target_board='unix{-m64\
-march=cascadelake}'"
(Please do not reply to this email, for question about this report, contact me
at skpgkp2 at gmail dot com)
